Is “Slicker” a Scrabble word?
Yes
SLICKER
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Slicker
adjective
1.Slippery or smooth due to a covering of liquid; often used to describe appearances.
“His large round head was shaved slick.”
2.Appearing expensive or sophisticated.
“They read all kinds of slick magazines.”
3.Superficially convincing but actually untrustworthy.
“That new sales rep is slick. Be sure to read the fine print before you buy anything.”